High Precision SKF NN3016 KTN/HC5SPW33 Cylindrical Roller Bearing for CNC Machine Tools

Product Specifications

Application Industries

Eliminate CNC Downtime with Precision Engineered SKF NN3016 KTN/HC5SPW33 Bearings

CNC machine operators know the frustration of unexpected spindle failures—each hour of downtime erodes production targets and increases maintenance costs. Sourcing genuine high-precision bearings often means navigating long lead times or questionable suppliers, while mismatched components can compromise machining accuracy. For shops relying on consistent performance in tight-tolerance applications, these challenges directly impact bottom-line results.

Authentic SKF Double Row Cylindrical Bearings, Available for Immediate Shipment

Our High Precision SKF NN3016 KTN/HC5SPW33 Cylindrical Roller Bearing addresses these pain points with factory-authorized authenticity and ready inventory. As an officially authorized SKF distributor, we maintain stock of P4/P2 precision grade bearings to support urgent maintenance needs, ensuring your CNC machine returns to operation without unnecessary delays. The double row cylindrical design delivers superior radial load capacity critical for high-speed spindle applications, where stability directly translates to machining precision.

Optimized Performance in CNC Spindle Applications

This SKF NN3016 bearing excels in environments requiring both high rotational speed and rigidity—key characteristics in CNC lathes, machining centers, and grinders. Its cylindrical roller structure distributes load evenly across the raceways, minimizing deflection under heavy cutting forces. The open design allows for precise lubrication control, essential for maintaining operating temperatures in continuous-duty scenarios. When paired with proper installation and maintenance, this bearing becomes a reliable component in critical machining processes.

Technical Features Driving CNC Machining Excellence

The NN3016 KTN/HC5SPW33 designation reveals critical performance attributes: the "KTN" suffix indicates a polyamide cage with guided rollers, reducing friction and improving heat dissipation during high-speed operation. The "HC5SPW33" precision code confirms adherence to strict dimensional tolerances, ensuring minimal runout and consistent performance across multiple installations. With an 80mm inner diameter, this bearing fits standard spindle configurations, while its double row design provides 30% higher radial load capacity compared to single row alternatives—directly extending maintenance intervals in high-demand applications.

Why Genuine SKF Bearings Reduce Total Cost of Ownership

Non-genuine bearings may offer initial cost savings, but frequently lead to premature failure, costing far more in replacement labor and production losses. Our SKF NN3016 bearings undergo ISO 9001 and DIN compliant quality testing, from material verification to dimensional inspection, ensuring each unit meets OEM specifications. In CNC applications, where bearing failure can damage expensive spindles or ruin workpieces, the investment in authentic components directly reduces long-term operational risks and unplanned downtime.

Our Commitment to Reliable Bearing Supply

Packaging & Shipping

• Original SKF packaging with product certification and batch traceability documentation
• Reinforced outer carton for shock and dust protection during transit
• Package Size: 15.00cm × 15.00cm × 15.00cm
• Package Gross Weight: 0.200kg
• Express delivery via DHL, FedEx, or UPS with real-time tracking
• 1 piece minimum order quantity, ideal for emergency repairs

Get Your CNC Machine Back to Peak Performance

Don’t let bearing issues disrupt your production schedule. Whether you need a single replacement or bulk inventory for planned maintenance, our team ensures fast processing and accurate delivery. Send us your bearing designation and application details today—we’ll confirm stock availability and provide a quotation within one working day.

Frequently Asked Questions